Description: The purpose of this Rule is
to limit the emission of volatile organic compounds from the finishing or refinishing of motor vehicles, mobile
equipment and their parts and components.

8-45-110

Exemption, Original Equipment Manufacturer:
The provisions of this Rule shall not apply to Original Equipment Manufacturer (OEM) coatings applied at manufacturing
or assembly plants which are subject to Regulation 8, Rule 13.

8-45-111

Exemption, Touch-up: The provisions of this
Rule shall not apply to touch-up operations.

8-45-112

Exemption, Graphic Design Applications: The
provisions of this Rule shall not apply to graphic design applications.

8-45-113

Exemption, Military Vehicles and Ground Support Equipment: The provisions of this Rule shall not apply to the coating of military vehicles and ground support
equipment which is subject to the provisions of Regulation 8, Rule 19. Military vehicles include tanks and armored
personnel carriers but do not include passenger vehicles.(Amended November 2, 1994)

8-45-114

Exemption, Radiators and Engine Components:
The provisions of this Rule shall not apply to the coating of radiators and engine components which is subject
to the provisions of Regulation 8, Rule 19.(Amended November 2, 1994)

8-45-115

Exemption, Aerosol Paint Products: The provisions
of this Rule shall not apply to the application of aerosol paint products which is subject to the provisions of
Regulation 8, Rule 49.(Adopted June 20, 1990)

8-45-116

Limited Exemption, Transfer Efficiency: The
provisions of Section 8-45-303 shall not apply to the application of high viscosity or thixotropic coatings with
application equipment that is supplied with and is an integral part of the coating container or to the application
of corrosion protective coatings to enclosed interior spaces. (Adopted November 2, 1994)

Color Match: The ability of a repair coating
to blend into an existing coating so that color difference is not visible.

8-45-206

Electrostatic Application: The application
of charged atomized paint droplets which are deposited by electrostatic attraction.

8-45-207

Deleted November 2, 1994

8-45-208

Final Stage Manufacture: Where an incomplete
vehicle chassis is delivered to a manufacturer for installation and paint of a truck body and/or components to
form a completed vehicle.

8-45-209

Graphic Design Application: The application
of logos, letters, numbers and graphics to a painted surface, with or without the use of a template.

8-45-210

Ground Support: Vehicles used in support
of aircraft activities at airports.

8-45-211

Group I Vehicles: Passenger cars, large/heavy
duty truck cabs and chassis, light- and medium-duty trucks and vans, and motorcycles.

8-45-212

Group II Vehicles and Equipment: Public transit
buses and mobile equipment.

8-45-213

High-Volume, Low-Pressure (HVLP) Spray: Equipment
used to apply coatings by means of a gun which is designed to be operated and which is operated between 0.1 and
10 psig air atomizing pressure measured dynamically at the center of the air cap and at the air horns.(Amended
October 6, 1993; November 2, 1994)

8-45-214

Large/Heavy Duty Trucks: Any truck having
a manufacturer's gross vehicle weight rating of over 10,000 pounds.

8-45-215

Light and Medium-Duty Trucks and Vans: Any
truck or van having a manufacturer's gross vehicle weight rating of 10,000 pounds or less.

8-45-216

Metallic/Iridescent Topcoat: Any coating
which contains more than 5 g/l (.042 lb/gal) of metal or iridescent particles, as identified on a technical or
material safety data sheet, as applied, where such particles are visible in the dried film.

8-45-217

Mobile Equipment: Any equipment which may
be drawn or is capable of being driven on rails or on a roadway, including, but not limited to, trains, railcars,
truck bodies, truck trailers, camper shells, mobile cranes, bulldozers, street cleaners, golf carts and implements
of husbandry.(Amended November 2, 1994)

8-45-218

Precoat: Any coating which is applied to
bare metal primarily to deactivate the metal surface prior to application of a subsequent primer surfacer. Effective
April 1, 1995, a precoat shall be a coating that dries by oxidation or chemical polymerization. (Amended November
2, 1994; January 6, 1999)

8-45-219

Pretreatment Wash Primer: Any coating which
contains a minimum of 0.5% acid by weight, is necessary to provide surface etching and is applied directly to bare
metal surfaces to provide corrosion resistance and adhesion.

8-45-220

Primer: Any coating applied prior to the
application of a topcoat for the purpose of corrosion resistance and adhesion of the topcoat (Amended November
2, 1994; January 6, 1999)

8-45-221

Primer Sealer: Any coating applied for the
purpose of sealing the underlying metal or coating system prior to the application of a topcoat.(Amended November
2, 1994)

8-45-222

Primer Surfacer: Any coating applied prior
to the application of a topcoat for the purpose of corrosion resistance, adhesion of the topcoat, and which promotes
a uniform surface by filling in surface imperfections.

8-45-223

Reducer: The solvent used to thin enamel.

8-45-224

Refinishing: Any coating of vehicles, their
parts and components, or mobile equipment, including partial body collision repairs, for the purpose of protection
or beautification and which is subsequent to the original coating applied at an Original Equipment Manufacturing
(OEM) plant coating assembly line.

Multi-State Topcoat System: A topcoat
system composd of either a basecoat / clearcoat, a basecoat/midcoat/clearcoat, or a groundcoat

The VOC content of a basecoat/clearcoat coating system shall be calculated according
to the following formula:

The VOC content of a 3-Stage coating system shall be calculated according to the
following formula:

The VOC content of a 4-Stage coating system shall be calculated according to the
following formula:

Where:

is the sum
of the VOC content, as applied, and used to determine compliance with the standards in Section 8-45-301.

is the VOC
content, as applied, of a pigmented groundcoat, basecoat or tinted primer sealer.

is the VOC
content, as applied, of a pigmented basecoat or translucent midcoat.

is the VOC
content, as applied, of a translucent midcoat or tinted clearcoat.

is two times
the VOC content, as applied, of a transparent clearcoat.

(Amended November 2, 1994)

8-45-228

Topcoat: Any coating applied over a primer,
primer system, or an original OEM finish for the purpose of protection or appearance. For the purposes of this
Rule, the VOC limits for solid color and metallic/iridescent topcoats are for single stage applications. A multi
stage topcoat may be either a solid or metallic/iridescent color, the VOCMS of a multi stage topcoat system will determine compliance with the VOC standards in Section
8-45-301.1 or 301.2.(Amended November 2, 1994)

8-45-229

Touch-up Coating: A coating applied by brush
or air brush to repair minor surface damage and imperfections.(Amended June 20, 1990)

8-45-230

Transfer Efficiency: The ratio of the amount
of coating solids adhering to the object being coated to the total amount of coating solids used in the application
process, expressed as a percentage.

231.1 For purposes of calculating VOC content of a coating, any water or any of
the following compounds:

acetone

parachlorobenzotrifluoride (PCBTF)

cyclic, branched or linear, fully methylated siloxanes

shall not be considered to be part of the coating.

231.2 For the purposes of calculating the VOC content of surface preparation solvent
subject to 308.4 or temporary protective coating, any water shall be considered to be part of the product. The
following compounds:

acetone

parachlorobenzotrifluoride (PCBTF)

cyclic, branched of linear, completely methylated siloxanes (VMS) shall not be
considered part of the VOC content of the solvent

(Amended November 2, 1994; December 20, 1995; November 6, 1996)

8-45-232

Aerosol Paint Product: A mixture of resins,
pigments, liquid solvents and gaseous propellants, packaged in a disposable can for hand-held application.

(Adopted June 20, 1990)

8-45-233

Key System Operating Parameter: An air pollution
abatement operating parameter, such as temperature, flow rate or pressure, that ensures operation of the abatement
equipment within manufacturer specifications and compliance with the standards in Section 8-45-301.(Adopted June
1, 1994)

8-45-234

Utility Body: A body designed for and mounted
on a light or medium duty truck or van.(Adopted November 2, 1994)

8-45-235

Temporary Protective Coating: A coating applied
for the purpose of protecting adjacent areas to that being painted from overspray. The temporary protective coating
is removed after primer or topcoat application.(Adopted November 2, 1994)

8-45-300

STANDARDS

8-45-301

Limits: Effective on the dates specified,
any person who applies coatings to Group I or II vehicles, mobile equipment, their parts and components, shall
comply with Subsections 301.1 or 301.2 below:

301.1 Group I Vehicles: A person shall not refinish Group I vehicles, their parts
and components, using any coating with a VOC content in excess of the following limits, expressed as grams of VOC
per liter (or pounds per gallon) of coating applied, excluding water and exempt solvents, unless emissions to the
atmosphere are controlled to an equivalent level by air pollution abatement equipment with an abatement device
efficiency of at least 85% and which meets the requirements of Regulation 2, Rule 1:

April 1, 1995

July 1, 1999

VOC

VOC

Pretreatment Wash Primer

780 g/l (6.5 lbs/gal)

Precoat

600 g/l (5.0 lbs/gal)

580 g/l (4.8 lbs/gal)

Primer/Primer Surfacer

250 g/l (2.1 lbs/gal)

Primer Sealer

420 g/l (3.5 lbs/gal)

Solid Color Topcoat

420 g/l (3.5 lbs/gal)

Metallic/Iridescent Topcoat

520 g/l (4.3 lbs/gal)

Multi -Stage Topcoat System

540 g/l (4.5 lbs/gal)

301.2 Group II Vehicles and Mobile Equipment: A person shall not finish or
refinish Group II vehicles and equipment or their parts and components using any coating with a VOC content in
excess of the following limits, expressed as grams of VOC per liter (or pounds per gallon) of coating applied,
excluding water and exempt solvents, unless emissions to the atmosphere are controlled to an equivalent level by
air pollution abatement equipment with an abatement device efficiency of at least 85% and which meets the requirements
of Regulation 2, Rule 1:

April 1, 1995

July 1, 1999

VOC

VOC

Pretreatment Wash Primer

780 g/l (6.5 lbs/gal)

Precoat

600 g/l (5.0 lbs/gal)

580 g/l (4.8 lbs/gal)

Primer

250 g/l (2.1 lbs/gal)

Primer Sealer

340 g/l (2.8 lbs/gal)

Topcoat

420 g/l (3.5 lbs/gal)

Metallic/Iridescent Topcoat

420 g/l (3.5 lbs/gal)

Camouflage

420 g/l (3.5 lbs/gal)

(Amended Oct. 6, 1993; June 1, 1994; Nov. 2, 1994; Jan. 6, 1999)

8-45-302

Deleted October 6, 1993

8-45-303

Transfer Efficiency: A person shall not
apply any coating to any Group I or II vehicles or mobile equipment or their parts and components unless one of
the following methods is used:

303.3 Any other coating application which achieves a transfer efficiency equivalent
to the application methods listed in subsection 303.1 or 303.2. Prior written approval from the APCO shall be obtained
for each equivalent method used.

(Amended October 6, 1993; November 2, 1994)

8-45-304

Prohibition of Specification: No person shall
solicit or require for use or specify the application of a coating on a Group I or II vehicle, mobile equipment,
or part or component thereof if such use or application results in a violation of the provisions of this Rule.
The prohibition of this Section shall apply to all written or oral contracts under the terms of which any coating
which is subject to the provisions of this Rule is to be applied to any motor vehicle, mobile equipment, or part
or component at any physical location within the District.

8-45-305

Prohibition of Sale: A person shall not
offer for sale, sell within the District, or ship into the District, any coating if such product is prohibited
by any of the provisions of this Rule. The prohibition of this Section shall apply to the sale of any coating which
will be applied at any physical location within the District.

(Amended November 2, 1994)

8-45-306

Compliance Statement Requirement: The manufacturer
of coatings subject to this Rule shall include a designation of VOC (as defined in Section 8-45-231) as supplied,
including coating components, expressed in grams per liter or pounds per gallon, excluding water and exempt solvents,
on data sheets.

8-45-307

Deleted November 2, 1994

8-45-308

Surface Preparation and Solvent Loss Minimization:
Any person using organic solvent for surface preparation and cleanup or mixing, using or disposing of coating or
stripper containing organic solvent:

308.1 Shall close containers used for the storage or disposal of cloth or paper
used for solvent surface preparation and cleanup.

308.2 Shall close containers of fresh or spent solvent, coating, catalyst, thinner,
reducer, or solvent when not in use.

308.3 Shall not use organic compounds for the cleanup of spray equipment, including
paint lines, unless equipment for collecting the organic compounds and minimizing their evaporation to the atmosphere
is used.

Small Production/Utility Bodies: A person
shall not coat utility bodies where the coating must match that of the vehicles upon which they will be mounted
using any coating with a VOC content in excess of the standards set forth in Subsection 301.1, provided production
is less than 20 vehicles per day.

8-45-312

Specialty Coatings: A person shall not use
any specialty coating with a VOC content in excess of 840 g/l (7.0 lbs/gal), as applied, excluding water and exempt
solvents. Use of all specialty coatings except antiglare/safety coatings shall not exceed 5.0 percent of all coatings
applied, on a monthly basis. (Amended November 2, 1994)

8-45-313

Precoat Limitation: A person shall not use
precoat in excess of 25%, by volume, of the amount of primer surfacer used. (Adopted November 2, 1994; Amended
January 6, 1999)

8-45-314

Precoat Limitation: A person shall not use
precoat in excess of 25%, by volume, of the amount of waterborne primer surfacer used.(Adopted November 2, 1994)

8-45-315

HVLP Marking: Effective April 1, 1995,a person
shall not sell or offer for sale for use within the District any HVLP gun without a permanent marking denoting
the maximum inlet air pressure in psig at which the gun will operate within the parameters specified in Section
8-45-213.(Adopted November 2, 1994)

8-45-316

Filtration: Effective April 1, 1995, a person
shall not apply single or multi-stage topcoats subject to Section 8-45-301 to any vehicle except when exhausted
through a properly maintained particulate filtration media. The filter system shall meet the requirements of Regulation
2, Rule 1.(Adopted November 2, 1994)

501.1 Maintain and have available during an inspection a current list of coatings
in use that provides all of the coating data necessary to evaluate compliance, including the following information,
as applicable:

coating, catalyst and reducer used

mix ratio of components used

VOC content of coating as applied

501.2 Record, on a weekly basis, the following information:

coating and mix ratio of components in the coating used

quantity of each coating applied

501.3 Record, on a daily basis, the following information:

quantity and mix ratio of each specialty coating applied

501. 4 Record on a monthly basis the type and amount of solvent used for cleanup
and surface preparation.

501. 5 Records shall be retained and available for inspection by the APCO for the
previous 24-month period.(Amended November 2, 1994)

8-45-502

Air Pollution Abatement Equipment, Recordkeeping Requirements: Any person operating air pollution abatement equipment to comply with Sections 8-45-301.1
and 301.2, in addition to Section 8-45-501 shall record on a daily basis:

coating and mix ratio of components in the coating used

key system operating parameters.

(Adopted June 1, 1994; Amended November 2, 1994)

8-45-503

Precoat Limitation Records: Any person using
precoat shall retain purchase invoices to verify compliance with Section 8-45-314. Such invoices shall be available
for inspection upon request.(Adopted November 2, 1994)

8-45-504

Sales Records: Any person within the District
selling coatings subject to this Rule shall make receipts of customer purchases available for inspection upon request.
Cash sales shall be recorded including the customer's name and business address.

(Adopted November 2, 1994)

8-45-600

MANUAL OF PROCEDURES

8-45-601

Analysis of Samples: Samples of volatile
organic compounds as specified in Sections 8-45-301.1 or 301.2 shall be analyzed as prescribed in the Manual of
Procedures (MOP), Volume III, Method 21 or 22. Samples of volatile organic compounds as specified in Section 8-45-308.4
shall be analyzed as prescribed in the MOP, Volume III, Method 31. Samples containing parachlorobenzotrifluoride
shall be analyzed as prescribed in the MOP, Vol. III, Method 41. Samples containing volatile methylsiloxanes shall
be analyzed as prescribed in the MOP, Vol. III, Method 43.

(Amended November 2, 1994; November 6, 1996)

8-45-602

Determination of Emissions: Emissions of
volatile organic compounds as specified in Sections 8-45-301.1 or 301.2 shall be measured as prescribed by any
of the following methods: 1) BAAQMD Manual of Procedures, Volume IV, ST 7, 2) EPA Method 25 or 25A. When either
EPA Method 25 or 25A is used, control device equivalency shall be determined as prescribed in 55 FR 26865 (June
29, 1990). For the purpose of determining abatement device efficiency, any acetone, PCBTF or VMS shall be included
as a volatile organic compound. A source shall be considered in violation if the VOC emissions measured by any
of the referenced test methods exceed the standards of this rule.(Amended June 1, 1994; November 6, 1996)

8-45-603

Deleted October 6, 1993

8-45-604

Determination of Acid Content: Measurement
of acid content as specified in Section 8-45-219 shall be determined in accordance with ASTM Test Method D-1613-85.(Adopted
October 6, 1993)